package com.csii.test;

import java.io.FileInputStream;

import java.io.FileOutputStream;

import java.security.Key;

import java.security.KeyStore;

import java.security.cert.Certificate;

import java.util.Enumeration;

 

public class ConventPFX {  

    public static final String PKCS12 = "PKCS12";  

    public static final String JKS = "JKS";  

//    public static final String PFX_KEYSTORE_FILE = "D:\\certs\\gspost\\123456.pfx";//pfx文件位置  

    public static final String PFX_KEYSTORE_FILE = "E:\\甘肃农信\\智慧停车\\201904017\\证书\\三维浩泰私钥证书.pfx";
    public static final String KEYSTORE_PASSWORD = "111111";//导出为pfx文件的设的密码 

    public static final String JKS_KEYSTORE_FILE = "E:\\甘肃农信\\智慧停车\\201904017\\证书\\三维浩泰私钥证书.jks"; //jks文件位置

    public static void coverTokeyStore() {  

        try {  

            KeyStore inputKeyStore = KeyStore.getInstance("PKCS12");  

            FileInputStream fis = new FileInputStream(PFX_KEYSTORE_FILE);  

            char[] nPassword = null;  

            if ((KEYSTORE_PASSWORD == null)  

                    || KEYSTORE_PASSWORD.trim().equals("")) {  

                nPassword = null;  

            } else {  

                nPassword = KEYSTORE_PASSWORD.toCharArray();  

            }  

            inputKeyStore.load(fis, nPassword);  

            fis.close();  

            KeyStore outputKeyStore = KeyStore.getInstance("JKS");  

            outputKeyStore.load(null, KEYSTORE_PASSWORD.toCharArray());  

            Enumeration enums = inputKeyStore.aliases();  

            while (enums.hasMoreElements()) { // we are readin just one  

                                                // certificate.  

                String keyAlias = (String) enums.nextElement();  

                System.out.println("alias=[" + keyAlias + "]");  

                if (inputKeyStore.isKeyEntry(keyAlias)) {  

                    Key key = inputKeyStore.getKey(keyAlias, nPassword);  

                    Certificate[] certChain = inputKeyStore  

                            .getCertificateChain(keyAlias);  

                    /*outputKeyStore.setKeyEntry(keyAlias, key, KEYSTORE_PASSWORD*/  
                    //自定义别名
                    outputKeyStore.setKeyEntry("keytest", key, KEYSTORE_PASSWORD		

                            .toCharArray(), certChain);  

                }  

            }  

            FileOutputStream out = new FileOutputStream(JKS_KEYSTORE_FILE);  

            outputKeyStore.store(out, nPassword);  

            out.close();  

        } catch (Exception e) {  

            e.printStackTrace();  

        }  

    }  

   

    public static void main(String[] args) {  

        coverTokeyStore();    // pfx to jks  

    }  

} 